镀锌管弯头抱箍钢塑材质经济性 管端头*处理,即可连接,薄壁、厚壁管均可,安装简单,大幅度降低施工费用。9分水管件 U型分水卡子 ф150×75 套 ф300×75 套 ф500×150 套3、阀瓣关闭快速,水锤压力小;(7)弹簧和波纹管选材及加工讲究并按严格的测试和检查.12 柔性伸缩器 PVC管弯头哈夫节弯头漏水怎么办 PVC管弯头哈夫节弯头漏水怎么办工作压力:≤1.6Mpa 6球铁补漏卡子
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